{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["manufacturing process", "machanical property", "material", "machine or equipment", "engineering feature", "concept or principle"], "input": "However , in-depth studies on performance indicators that incorporate economic and environmental sustainability still have to be carried out ."}
{"manufacturing process": [], "machanical property": [], "material": ["be"], "machine or equipment": [], "engineering feature": [], "concept or principle": ["performance", "sustainability"]}